21350489552

素因数分解:

$2^4\times 7^1\times {\mathrm{190629371}}^1$

素因数の和:190629386

約数の個数: 20

約数和(自身を含む): 47276084256

約数和(自身を除く): 25925594704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 190629371, 381258742, 762517484, 1334405597, 1525034968, 2668811194, 3050069936, 5337622388, 10675244776, 21350489552]

約数ペア:

[(1, 21350489552), (2, 10675244776), (4, 5337622388), (7, 3050069936), (8, 2668811194), (14, 1525034968), (16, 1334405597), (28, 762517484), (56, 381258742), (112, 190629371)]